<!DOCTYPE html>
<html lang="zh">
	<head>
		<meta charset="UTF-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<meta http-equiv="X-UA-Compatible" content="ie=edge">
		<title>双飞翼</title>
		<style type="text/css">
			* {
				padding: 0;
				margin: 0;
			}

			body {
				min-width: 500px;
			}

			.header,
			.footer {
				height: 50px;
				background-color: #DDDDDD;
				clear: both;
			}

			.container {
				width: 100%;
				float: left;
			}

			.center {
				background-color: pink;
				margin: 0 150px 0 200px;
			}

			.left {
				width: 200px;
				margin-left: -100%;
				background-color: #008000;
				float: left;
			}

			.right {
				width: 150px;
				margin-left: -150px;
				background-color: yellow;
				float: left;
			}
		</style>
	</head>
	<body>
		<div class="header"></div>
		<div class="container">
			<div class="center">111</div>
		</div>
		<div class="left">222</div>
		<div class="right"">333</div>
		<div class="footer"></div>
	</body>
</html>
